From df5dbe6b637a0a4fef5ddaa9699a510a4c235eb9 Mon Sep 17 00:00:00 2001 From: Alex Deucher <alexander.deucher@amd.com> Date: Fri, 12 Apr 2013 19:15:52 -0400 Subject: drm/radeon: cleanup properly if mmio mapping fails commit 0cd9cb76ae26a19df21abc6f94f5fff141e689c7 upstream. If we fail to map the mmio BAR, skip driver tear down that requires mmio. Should fix: https://bugzilla.kernel.org/show_bug.cgi?id=56541 Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/gpu/drm/radeon/radeon_kms.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index c75cb2c6ba7..c5b2765cbf1 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -50,9 +50,13 @@ int radeon_driver_unload_kms(struct drm_device *dev) if (rdev == NULL) return 0; + if (rdev->rmmio == NULL) + goto done_free; radeon_acpi_fini(rdev); radeon_modeset_fini(rdev); radeon_device_fini(rdev); + +done_free: kfree(rdev); dev->dev_private = NULL; return 0; -- cgit v1.2.3-18-g5258